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Python str vs unicode types
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Yes. When you want to save some text(e.g. to a file) you have to represent it with bytes, i.e. you must encode it. When retrieving the content you should know the encoding that was used, in order to be able to decode the bytes into a unicode object.
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Scraping html tables into R data frames using the XML package
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theurl <- "http://en.wikipedia.org/wiki/Brazil_national_football_team"
file<-read_html(theurl)
tables<-html_nodes(file, "table")
table1 <- html_table(tables[4], fill = TRUE)
The syntax is easier to use than the xml package and for most web pages the package provides all of the options...
Dismiss keyboard by touching background of UITableView
...ew endEditing:YES];
}
And remember to add UIScrollViewDelegate to header file.
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git replacing LF with CRLF
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– autocrlf = true if you have unix-style lf in one of your files (= RARELY),
– autocrlf = input if you have win-style crlf in one of your files (= almost ALWAYS),
– autocrlf = false – NEVER!
What does this warning mean
The warning "LF will be replaced by CRLF"...
Benchmarking (python vs. c++ using BLAS) and (numpy)
...un the benchmark yourself with different optimization options (see the Makefile). Though the code doesn't recompile neither blas nor lapack.
– jfs
Aug 15 '16 at 15:16
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apt-get for Cygwin?
...t’s not an easy task on Windows since there is not possible to overwrite files in use. So you have to close all Cygwin instances first and then you can use Cygwin’s native setup.exe (which itself does the upgrade via “replace after reboot” method, when files are in use).
apt-cyg
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How to filter rows in pandas by regex
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Multiple column search with dataframe:
frame[frame.filename.str.match('*.'+MetaData+'.*') & frame.file_path.str.match('C:\test\test.txt')]
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nvm keeps “forgetting” node in new terminal session
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If that doesn't work, make sure in your .bash_profile (or .bashrc or whatever) you don't have anything modifying PATH after source xx/nvm.sh
– goodmanship
Jan 10 '17 at 1:25
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How to emulate GPS location in the Android Emulator?
...p.com/latlong.html
If you need more then one coordinate you can use a kml file with a route as well it is a little bit described in this article. I can't find a better source at the moment.
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How to stop mongo DB in one command
...important if running MongoDB in a Docker - docs.docker.com/compose/compose-file/#stop_grace_period . Additional note that CMD ["mongod", "option", "option" ] needs to be used to make sure that MongoDB gets PID 1, then signal sent by Docker will reach your DB.
– laimison
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